Model save auto generate slug if needed

shelfzilla/models.py

@@ -1,5 +1,6 @@
 from django.db import models
 from django.utils.translation import ugettext_lazy as _
+from django.template.defaultfilters import slugify
 
 
 class ReviewModel(models.Model):
@@ -11,5 +12,12 @@ class ReviewModel(models.Model):
         if hasattr(self, 'name'):
             return self.name and self.name[0] or ''
 
+    def save(self, *args, **kwargs):
+        # If model have a name and slug attribute, save slug
+        # TODO set a model field to custom field name for slug creation
+        if not getattr(self, 'slug', None) and getattr(self, 'name', None):
+            self.slug = slugify(self.name)
+        return super(ReviewModel, self).save(*args, **kwargs)
+
     class Meta:
         abstract = True